baber/WOPTO huggingface dataset:
Patent JP-2010277085-A (JP)
Title: Protection of prime number generation in rsa algorithm
Inventor: DAEMEN JOAN
IPC: G06F1/00
Filed: 2010-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for protecting prime number generation in an electronic circuit from, for example, a side channel attack or a fault injection attack by analysis of power consumption of the electronic circuit, etc.  <P>SOLUTION: In the method for protecting the generation of at least one prime number by the electronic circuit based on determination of prime number characteristics of the number of consecutive candidates, the number of references, which includes at least one first random number is calculated for each number of candidates, and at least one prime number is determined based on calculation of a power module. Consistency between the number of candidates and the number of references is determined for each number of candidates, which has been determined as the prime number by the prime number determination.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011250143-A (JP)
Title: Switching apparatus and switching method
Inventor: NEMOTO SATOSHI
IPC: H04L12/803
Filed: 2010-05-27
Abstract: PROBLEM TO BE SOLVED: To reduce congestion to suppress a transmission delay.SOLUTION: A first switch processing unit and a second switch processing unit switch a plurality of data to direct them to designated destinations. A control unit, according to a congestion state in the first switch processing unit, bypasses a given quantity of data received therein by transferring it to the second switch processing unit so that the received data are switched to designated destinations by both the first switch processing and the second switch processing units. Or, according to a congestion state in the second switch processing unit, a given quantity of data received therein is bypassed to the first switch processing unit so that the received data are switched to designated destinations by both the first switch processing and the second switch processing units.
Patent JP-2011250593-A (JP)
Title: Vehicle
Inventor: ICHIKAWA SHINJI
IPC: B60M7/00
Filed: 2010-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle that is facilitated in positioning of a coil for power transmission arranged at vehicle external and a coil for power receiving arranged at a bottom of the vehicle.SOLUTION: The vehicle 100 can receive power in a noncontact state with the coil unit 223A for power transmission installed at the external of vehicle, and includes a coil unit 110 for power receiving arranged at the bottom of the vehicle, and the guide plates 112A and 112B prepared on the bottom of the vehicle. The coil unit 223A for power transmission is located more below than the bottom, and the guide plates 112A and 112B guide the coil unit 223A for power transmission into a charging area R which is located under the transmitting coil.
Patent JP-2011249590-A (JP)
Title: Magnetic random access memory using magnetic tunnel junction element, and method for manufacturing the same
Inventor: YI YONG-MIN
IPC: H01L43/10
Filed: 2010-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic random access memory (MRAM) using a magnetic tunnel junction element prevents current leakage and has high reliability, and to provide a method for manufacturing the same, in order to solve the problem that once a conductive film or the like is formed in the sidewall of the magnetic tunnel junction element in a process of forming the magnetic tunnel junction element, the current leakage occurs from a tunnel barrier layer to the element side wall conductive film.SOLUTION: The magnetic tunnel junction element is formed on a buffer layer 30 so that the position of the bottom surface 42L of the tunnel barrier layer 42 can be formed higher than that of the top surface 60U of the TaO layer 60 of the element side wall conductive film. Therefore, the relationship of the thickness of the buffer layer 30, the position of the bottom surface 42L of the tunnel barrier layer and the position of the top surface 60U of the TaO layer 60 formed around the magnetic tunnel junction element is previously calculated, and the film formation thickness of the buffer layer 30 is determined based on the relationship.
Patent JP-2011247777-A (JP)
Title: Radar device, target classification device and target classification program
Inventor: TODA SHUNICHI
IPC: G01S13/90
Filed: 2010-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a radar device, a target classification device, and a target classification program by which a successful classification result is acquired even without measuring absolute length between target structures when a part of a target in an ISAR image is missing or the like.SOLUTION: A feature point setting part 531 generates reference relative position information from the acquired ISAR image based on reference distance between two specific feature points. In addition, a recalculation part 532 generates a plurality of relative position information samples based on a plurality of pieces of target shape information stored in a storage part 60. Then, similarity of the plurality of pieces of relative position information samples to the reference position information is calculated by a similarity determination part 533 to select the target shape information based on the calculated similarity.
Patent JP-2010224573-A (JP)
Title: Display drive device, display device, and display driving method therefor
Inventor: OZAKI TAKESHI
IPC: G09G3/20
Filed: 2010-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To make black display areas difficult to be recognized in a display driving device and a display device incorporating the same using a driving method which inserts the black display areas moving according with scanning during a frame period.  <P>SOLUTION: Among a plurality of display pixels EM two-dimensionally arranged on a display panel 110, the display driving method applies a low-level non-display voltage Vlow via the power supply line VL to the display pixels EM, in rows sequentially set up to the state selected by a selection driver 120 for writing display data to make them black display areas; applies a high-level voltage Vhigh of the power source to the display pixels EM in the display areas to turn them into a display state; applies a medium level voltage Vmid lower than the high-level voltage Vhigh to the display pixels EM in the rows adjoining the writing operation; and makes their luminance lower than the luminance of the adjoining display areas, by setting the display luminance lower than the luminance matching the written drive signals.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011249228-A (JP)
Title: Positive electrode active material, positive electrode and nonaqueous electrolyte secondary battery
Inventor: OHIRA KOJI
IPC: H01M4/58
Filed: 2010-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a positive electrode active material for giving a nonaqueous electrolyte secondary battery excellent in a cycle property.SOLUTION: A positive electrode active material has a composition represented by LiFeMXO(in the expression, M denotes at least one kind of metal element selected from Zr, Sn, Y and Al, (x) is 0<x<1, X is PSi, and (y) is 0<x<1). In XOof a general expression (1), the positive electrode active material is comprised of coupling of four pieces of X-O in which a relationship of shortest X-O coupling distance/longest X-O coupling distance becomes 0.95 or less.
Patent JP-2011251213-A (JP)
Title: Trigger type liquid sprayer
Inventor: TSUNODA YOSHIYUKI
IPC: B05B11/00
Filed: 2010-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a new trigger type liquid sprayer composed by attaching a hook part by pushing an operation lever into a cantilever support part arranged in a body, and excelling in durability.SOLUTION: This trigger type liquid sprayer includes a body fixed to a vessel opening part for spraying a content solution in a vessel through a nozzle at a tip thereof, a pump arranged with a piston in a cylinder, and sucking/pumping the content solution into the body, and an operation lever 4 of the piston. A hook part 4c is arranged on the upper side of the operation lever 4. A clearance n is formed between a cantilever support part 1d connected to a lower position of an extension part of the body with a space and a tip of the cantilever support part 1d. An inclined wall 4e for guiding the operation lever 4 and two sidewalls 1s connected to a side face of an inclined wall 1e by being suspended from the extension part are formed. The hook part 4c of the operation lever 4 is hooked to the cantilever support part 1d to pull the operation lever 4. One-side sidewall 1s of the sidewalls 1s is connected to a side face of the cantilever support part 1d. Slits 1s extending along the extension part are respectively formed on the sidewalls 1s.
Patent JP-2011250896-A (JP)
Title: Cartridge type dispenser
Inventor: GOTO TAKAYUKI
IPC: B65D83/00
Filed: 2010-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a cartridge type dispenser suited to inject a viscous material which keeps a piston from readily coming off a cartridge body and can inject contents in a smooth operation.SOLUTION: In the cartridge type dispenser including the cartridge body 1 having a charge space M for contents and having an injection nozzle 1a at a tip and the piston 2 slidably disposed in the charge space M of the cartridge body 1 to push the contents in the charge space M out from the tip of the injection nozzle 1a under the application of a pushing force, the piston 2 comprises a slider 2a for directly pressing the contents in the charge space M, and a base part 2c separably coupled to a rear end of the slider 2a and fitted in an inlet end 1b of the cartridge body 1 to hold the charge space M sealed.
Patent JP-2011253391-A (JP)
Title: Distributed computing system
Inventor: WATANABE NORITAKA
IPC: G06F11/20
Filed: 2010-06-02
Abstract: PROBLEM TO BE SOLVED: To provide a distributed computing system for autonomously selecting a reader without depending on a specific server.SOLUTION: The distributed computing system includes: a reader candidate selection device 63 for selecting an information processor which has an oldest subscription time of day as a reader candidate information processor when communication with more than a half of the initial total number of information processors is secured and transmitting the identification information; and a reader recognition device 64 for examining the identification information on the reader candidate information processor and identification information on the reader candidate information processor the self processor has transmitted to recognize the information processor as a new reader when there is an identical information processor recognized by the information processors more than a half of the initial total number as a reader candidate information processor.
Patent JP-2010189446-A (JP)
Title: Medicine for preventing onset of liver cancer
Inventor: KAGAWA MASATAKA
IPC: A61P1/16
Filed: 2010-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a medicine for preventing onset of liver cancer from a viral chronic hepatitis.  <P>SOLUTION: There is provided the medicine containing 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid as an active ingredient, useful as a medicine for preventing onset of liver cancer from a viral chronic hepatitis.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2012001387-A (JP)
Title: Methods for measuring and controlling distance between lower end surface of heat-blocking member and surface of raw material melt, and method for manufacturing silicon single crystal
Inventor: SUGAWARA TAKAYO
IPC: C30B15/26
Filed: 2010-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring distance between a lower end surface of a heat-blocking member and a surface of a raw material melt by which the distance between the lower end surface of the heat-blocking member and the surface of the raw material melt is stably and more accurately measured, in the manufacture of the silicon single crystal by the Czochralski method.SOLUTION: There is provided the method for measuring the distance between the lower end surface of the heat-blocking member 4 and the surface of the raw material melt, by which the distance between the lower end surface of the heat-blocking member 4 and the surface of the raw material melt in a crucible is measured by providing a reference reflector 5 in the heat-blocking member 4 located in the upper part of the raw material melt upon pulling a silicon single crystal while applying a magnetic field to the raw material melt 2 in the crucible by the Czochralski method. In the method, the reference reflector 5 is provided inside a recessed part 4b provided in the lower end surface 4a of the heat-blocking member, the distance A between the lower end surface 4a of the heat-blocking member 4 and the surface of the raw material melt is actually measured, the position of a mirror image of the reference reflector 5 reflected by the surface of the raw material melt is observed by a fixed point observation instrument 6, thereafter, the movement distance of the mirror image is measured by the fixed point observation instrument 6 while the silicon single crystal is pulled up, and the distance A between the lower end surface 4a of the heat-blocking member and the surface of the raw material melt is calculated from the actually measured value and the movement distance of the mirror image.
Patent JP-2012003561-A (JP)
Title: Settlement device and pos system
Inventor: NAKAMURA HITOMI
IPC: G07G1/00
Filed: 2010-06-17
Abstract: PROBLEM TO BE SOLVED: To provide a settlement device and a POS system capable of ejecting change without increasing small change received by a customer.SOLUTION: In a settlement device for determining purchase amount of purchased merchandise to perform settlement, a POS register for accounting 30 includes: a change coins and bills machine 310 for counting injected currency and ejecting change on the basis of the purchase amount of the purchased merchandise; a display part 305 for displaying deposit amount based on the counting and the purchase amount of the purchased merchandise; an operation part 306 having a payment declaration key that accepts an instruction to perform settlement; and a CPU 301 for calculating the change on the basis of the deposit amount and the purchase amount and instructing the change coins and bills machine 310 to eject the calculated change, when the deposit amount in cash is greater than the purchase amount and the instruction by the payment declaration key is accepted.
Patent JP-2012006988-A (JP)
Title: Method of manufacturing fiber strengthening polyvinylidene fluoride porous film
Inventor: UDA TORU
IPC: C08J9/26
Filed: 2010-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a fiber strengthening polyvinylidene fluoride porous film using a heat inducing phase separation method which is a method of enabling to manufacture a fiber strengthening porous film in which there is not a clear spherulite, and which has resistance to contamination over a fouling material, chemical resistance, and high mechanical strength or the like.SOLUTION: The method of manufacturing a fiber strengthening polyvinylidene fluoride porous film is characterized as follows. A mixture of 25-35 wt.% of a polyvinylidene fluoride resin having 100,000-300,000 of a weight-average molecular weight Mw and 75-65 wt.% of a citric ester compound expressed by the general formula wherein R, Rand Rare the same or different and denote a Cto Calkyl group, Rdenotes an acyl group is melt-molded on an organic fiber substrate, then the citric ester compound is removed by a citric ester compound extraction solvent to make a molding porous.
Patent JP-2012005967-A (JP)
Title: Porous support and method for manufacturing the same
Inventor: KAWAGUCHI YOSHIHIDE
IPC: C08J9/26
Filed: 2010-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily manufacturing a porous support comprising an epoxy resin porous body having a desired thickness and shape, to provide a porous support having excellent chemical resistance, and to provide a composite semi-permeable membrane having excellent chemical resistance, practical water permeability and a salt blocking property.SOLUTION: The method for manufacturing the porous support includes steps of: forming an uncured resin layer by using resin composition containing a monomer having a photo-polymerizable functional group, epoxy resin, a hardener and porogen; forming a semi-cured resin layer by polymerizing a monomer having the photo-polymerizable functional group by irradiating the uncured resin layer with an active energy ray; forming a cured resin layer by heating the semi-cured resin layer to perform the three-dimensional cross-linking of the epoxy resin: and forming the epoxy resin porous body having pores communicating with a three-dimensional network skeleton by removing the porogen in the cured resin layer.
Patent JP-2012006331-A (JP)
Title: Fiber-reinforced composite material
Inventor: BESSHO MASAHIRO
IPC: B29B11/16
Filed: 2010-06-28
Abstract: PROBLEM TO BE SOLVED: To improve mechanical strengths of a fiber-reinforced composite material using a thermoplastic resin.SOLUTION: The fiber-reinforced composite material for a housing has a weight average fiber length of 10-30 mm and comprises a reinforcing fiber derived from a nonwoven fabric and a matrix material comprising a thermoplastic resin retaining a reinforcing fiber. The fiber-reinforced composite materials 100, 200 include: inner layers 101, 201 arranged at the center portion in the thickness direction; a form (a) in which reinforcing fibers are present in a larger amount in the inner layer 101 than in the outer layer 103 when there are outer layers 103, 203 arranged at both sides in the thickness direction of the inner layers 101, 201; and a form (b) in which reinforcing fibers are present in a larger amount in the outer layer 203 than in the inner layer 201. Further, a form (c) in which reinforcing fibers are present intermittently in the thickness direction is also included in the fiber-reinforced composite material.
Patent JP-2011109896-A (JP)
Title: Method for manufacturing stator of electric water pump
Inventor: YI JEA-WOONG
IPC: H02K1/18
Filed: 2010-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stator manufacturing method for manufacturing a stator which is used for an electric water pump.  <P>SOLUTION: An electric water pump has a stator which generates a magnetic field by a control signal provided from outside, and a rotor which rotates by the magnetic field generated by the stator and pressurizes cooling water. The stator has a stator core formed by laminating a plurality of magnetic pieces, an insulator which connects the pieces of the stator core, a coil which forms a magnetic path by being wound around the stator core, and a stator case which encloses and seals the stator core, the insulator and the coil. The method for manufacturing a stator of an electric water pump includes stages of: forming a core laminate by laminating a plurality of pieces; forming a core-insulator assembly by molding an insulator with the core laminate; winding a coil to the core-insulator assembly; and forming an annular stator assembly by mutually connecting each core-insulator assembly.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012008108-A (JP)
Title: Electromagnetic flow meter
Inventor: IIJIMA TAKUYA
IPC: G01F1/58
Filed: 2010-06-28
Abstract: PROBLEM TO BE SOLVED: To provide an electromagnetic flow meter that requires no earth ring and can easily establish a ground electrode thereon.SOLUTION: An electromagnetic flow meter includes: a measurement pipe 1 in which fluid to be measured flows and which is made of a non-magnetic material metal having flanges 1a on both ends thereof; a lining material 4 that is rubber or resin lined on the inner face of the measurement pipe 1; a pair of detection electrodes 6 that is orthogonal to the tube axis of the measurement pipe 1, faces with each other on the inner surface of a tube wall thereof, and contacts with fluid to be measured flowing through the measurement pipe; and a pair of excitation coils 5 that is provided on the outer wall of the measurement pipe 1 and generates a magnetic field in the direction orthogonal to each of the tube axis and the axis connecting the pair of detection electrodes. A protrusion 7 of a non-magnetic metal that is incorporated into the inner wall at the position of the flange of the measurement pipe and whose thickness is equal to or larger than the lining material 4 is provided. The lining material 4 is lined so that the protrusion 7 contacts with the fluid. The protrusion is made to be a ground electrode.
Patent JP-2012015798-A (JP)
Title: High-frequency power amplifier
Inventor: SEKI MASATO
IPC: H03F3/24
Filed: 2010-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a high-frequency amplifier capable of improving power efficiency without enlarging a circuit scale.SOLUTION: A high-frequency power amplifier comprises a first power line 133. The first power line 133 is connected between one end of a first switch element 104 and one end of a second switch element 105. Additionally, the first power line 133 supplies power to a second amplifier via the first switch element 104 and a second matching circuit 115, and to a third amplifier 103 via the second switch element 105 and a third matching circuit 116. The one end of the first switch element 104 is connected to an input node of a first matching circuit 114, and the one end of the second switch element 105 is connected to an input node of the first matching circuit 114 via the first power line 133. The impedance of the output side of the high-frequency power amplifier viewed from an output node of the third amplifier 103 is higher than that viewed from an output node of the second amplifier 102.
Patent JP-2012014062-A (JP)
Title: Fixing device and image forming apparatus
Inventor: MATSUMOTO SHOGO
IPC: G03G15/20
Filed: 2010-07-02
Abstract: PROBLEM TO BE SOLVED: To prevent occurrence of wrinkle due to unstable attitude of a sheet entering a fixing nip for various kinds of paper.SOLUTION: A sheet on which a line pattern is projected in a width direction by a pattern projector 62 is conveyed to a fixing nip. A shape of the line pattern on the sheet is measured by an area sensor 61a to detect the out-of-plane deformation of the sheet. Further, a sheet tip position is detected by a sheet tip position sensor 61b. Based on the detection results, a predicted time difference in biting the left and right tips of the sheet is calculated to determine an adjustment amount of the fixing conditions such as a rotational speed of a fixing roller and a heating temperature of the fixing roller, and thereby the fixing conditions are changed to prevent occurrence of wrinkle.
Patent JP-2011026592-A (JP)
Title: Step-by-step alkylation of polymeric amine
Inventor: KERRES JOCHEN
IPC: H01M8/10
Filed: 2010-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a functional group containing a secondary amino group and/or a tertiary amino group and a quaternary ammonium group, a polymer having a cation exchange group, a membrane comprised of the polymer, an ion-exchange membrane, a fuel cell using a polymer electrolyte membrane, a direct methanol fuel cell, an oxidation-reduction cell, and use of an ion-exchange polymer as a membrane of a membrane process in electrodialysis or the like.  <P>SOLUTION: An acid-base mixture/acid-base mixture membrane which is the polymer membrane having the cation exchange group and is comprised of a basic polymer having the polymer containing sulfonic acid, phosphonic acid or a carboxyl group is manufactured from the polymer containing the secondary amino group and/or the tertiary amino group and the quaternary ammonium group by a method to perform a step-by-step alkylation of a primary polymeric amine by performing a step-by-step deprotonation with an organometallic group and by performing a subsequent reaction with an alkyl halide.  <P>COPYRIGHT: (C)2011,JPO&INPIT